28806720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:868

約数の個数: 112

約数和(自身を含む): 94049088

約数和(自身を除く): 65242368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 148, 160, 185, 192, 222, 240, 296, 320, 370, 444, 480, 555, 592, 740, 811, 888, 960, 1110, 1184, 1480, 1622, 1776, 2220, 2368, 2433, 2960, 3244, 3552, 4055, 4440, 4866, 5920, 6488, 7104, 8110, 8880, 9732, 11840, 12165, 12976, 16220, 17760, 19464, 24330, 25952, 30007, 32440, 35520, 38928, 48660, 51904, 60014, 64880, 77856, 90021, 97320, 120028, 129760, 150035, 155712, 180042, 194640, 240056, 259520, 300070, 360084, 389280, 450105, 480112, 600140, 720168, 778560, 900210, 960224, 1200280, 1440336, 1800420, 1920448, 2400560, 2880672, 3600840, 4801120, 5761344, 7201680, 9602240, 14403360, 28806720]

約数ペア:

[(1, 28806720), (2, 14403360), (3, 9602240), (4, 7201680), (5, 5761344), (6, 4801120), (8, 3600840), (10, 2880672), (12, 2400560), (15, 1920448), (16, 1800420), (20, 1440336), (24, 1200280), (30, 960224), (32, 900210), (37, 778560), (40, 720168), (48, 600140), (60, 480112), (64, 450105), (74, 389280), (80, 360084), (96, 300070), (111, 259520), (120, 240056), (148, 194640), (160, 180042), (185, 155712), (192, 150035), (222, 129760), (240, 120028), (296, 97320), (320, 90021), (370, 77856), (444, 64880), (480, 60014), (555, 51904), (592, 48660), (740, 38928), (811, 35520), (888, 32440), (960, 30007), (1110, 25952), (1184, 24330), (1480, 19464), (1622, 17760), (1776, 16220), (2220, 12976), (2368, 12165), (2433, 11840), (2960, 9732), (3244, 8880), (3552, 8110), (4055, 7104), (4440, 6488), (4866, 5920)]